{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Astrometry of Fundamental Catalogues: The Evolution from Optical to Radio Reference Frames (Astronomy and Astrophysics Library)","author_name":"Hans G. Walter, Ojars J. Sovers","thumbnail_url":"https://www.ebooknetworking.net/books/354/067/big3540674365.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3540674365.html\">Astrometry of Fundamental Catalogues: The Evolution from Optical to Radio Reference Frames (Astronomy and Astrophysics Library)</a>","width":400,"height":300}